Political polarization of the US federal legislature (including SCOTUS)

This is a subset of the broader "polarization of government leaders" (AKA "elite polarization").

Academic research:

• Chen, Daniel L., and Eric Reinhart. "The Disavowal of Decisionism: Politically Motivated Exits from the US Courts of Appeals." Available at SSRN 2816253 (2021).
  • summaries in the popular press — nytimes.com, news.northwestern.edu

Popular press:

• "A Transformative Term at the Most Conservative Supreme Court in Nearly a Century." New York Times (July 2022).
  • (covers back to 1920)
• "Partisan Supreme Court battles are as old as the United States itself." The Conversation (September 2020).
  • (covers back to the founding of the US)
• "The Supreme Court Has Never Been Apolitical." Politico (April 2022).
  • (covers back to the founding of the US)